Home / 115,736.73-173,511.66-106,395

Finding the Fourth Proportional to 115,736.73, 173,511.66 and 106,395

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Solution

The fourth proportional to 115,736.73, 173,511.66 and 106,395 is: 159,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,736.73 : 173,511.66 = 106,395 : x
  2. Step 2: Convert to fraction form
    115,736.73/173,511.66 = 106,395/x
  3. Step 3: Cross multiply
    115,736.73x = 173,511.66 × 106,395
  4. Step 4: Simplify right side
    115,736.73x = 18,460,773,065.70
  5. Step 5: Solve for x
    x = 18,460,773,065.70/115,736.73
  6. Step 6: Final answer
    x = 159,506.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.